The top and bottom, the left side and right side and the front and back will be the same. Length, width and height are three dimensions of rectangular prism, helps to find the surface area. The surface area of the right rectangular prism is 2(lh + hb + bl) . The surface area of a rectangular prism is found by adding the area of all the faces of the prism.
The month of September marks the end of summer in Iceland. The weather begins to cool and depending on the location of each locality, the climate is characterized either by the abrupt decrease in temperature as in the case of Akureyri, or by a strong increase in the intensity and frequency of rain - as for Reykjavik.
This article is about the Iceland holiday. For the day on which summer begins, see Season Â§ Reckoning. The First Day of Summer (sumardagurinn fyrsti) is an annual public holiday in Iceland held on the first Thursday after 18 April. In former times, the Icelanders used the Old Norse calendar which divided the year into only two seasons, winter and summer.